Re: grub2 not able to boot 1G size of linux iso file

[Ramakrishna Maladi (rmaladi)]

It is for i386-pc family (in fact x86_64 - broad well DE).
I need it because I want to boot 1.12G size of initrd.img from USB
This is failing because of low mem crunch

Thanks,
Ram

On 1/17/16, 7:19 PM, "Andrei Borzenkov" <address@hidden> wrote:

>18.01.2016 01:36, Ramakrishna Maladi (rmaladi) пишет:
>> Hi
>>   Is there a way to allocate memory which is above 4G for initrd.img in
>> grub?
>>   
>
>It probably depends on platform, on i386-pc memory allocator is
>restricted to 4G address space. Why would you need that?
>
>> Thanks,
>> Ram
>> 
>> On 1/10/16, 12:20 AM, "address@hidden on
>> behalf of Ramakrishna Maladi (rmaladi)"
>> <address@hidden on behalf of
>> address@hidden> wrote:
>> 
>>>
>>> set default=0
>>> serial --unit=0 --speed=51200
>>>
>>> terminal_input console
>>> terminal_output serial
>>> set timeout=5
>>>
>>> menuentry "System Install OS" {
>>>        echo "Booting from USB.."
>>>        loopback loop /myimage.iso
>>>        set root=(loop)
>>>        echo "Loading Kernel.."
>>>        linux (loop)/boot/bzImage root=/dev/ram install=/dev/sda
>>> console=ttyS0,38400 prod=1 address@hidden bigphysarea=10M quiet
>>> pci=assign-busses noissu aer=off pci=hpmemsize=0M,hpiosize=0
>>>        echo "Loading initrd.."
>>>        initrd (loop)/boot/initrd.img
>>> }
>>>
>>>
>>>
>>> Thanks,
>>> Ram
>>>
>>> On 1/9/16, 11:49 PM, "Andrei Borzenkov" <address@hidden> wrote:
>>>
>>>> 10.01.2016 08:11, Ramakrishna Maladi (rmaladi) пишет:
>>>>> Friends,
>>>>>   On broad well-DE intel CPU chipset when I run grub2.0 to load my
>>>>> linux (Windriver destro of) iso file 1.2G, I am seeing an exception
>>>>>   Would it be the EFI boot sevices issue in BIOS or an known issue on
>>>>> grub2.0 ?
>>>>>   Could you pls point me if there is a patch I need to take in
>>>>>grub2.0?
>>>>> I have grub2.0 source of 2014.
>>>>>
>>>>> error: unsupported serial port speed.
>>>>> error: terminal `serial' isn't found.
>>>>>
>>>>>
>>>>> GNU GRUB version 2.00
>>>>> Press F2 to goto grub Menu..
>>>>> Booting from USB..
>>>>> Loading Kernel..
>>>>> loader/i386/linux.c:535: prot_mode_mem = 2000000, prot_mode_target =
>>>>> 2000000,
>>>>> prot_size = 124a000
>>>>> loader/i386/linux.c:1225: bzImage, setup=0x3c00, size=0x124a000
>>>>> Loading initrd..
>>>>> loader/i386/linux.c:1440: linux cmd agrc = 1
>>>>> loader/i386/linux.c:1444: argv[0]: (loop)/boot/initrd.img
>>>>> ERROR: Class:3000000; Subclass:50000; Operation: 6
>>>>>
>>>>
>>>> I do not see such error string in current GRUB sources at all. Could
>>>>you
>>>> attach grub.cfg, otherwise we have no idea what your ISO does.
>>>
>>>
>>> _______________________________________________
>>> Help-grub mailing list
>>> address@hidden
>>> https://lists.gnu.org/mailman/listinfo/help-grub
>> 
>